n | a(n) |
---|---|
1 | 0 |
2 | 3 |
3 | 30 |
4 | 189 |
5 | 684 |
6 | 1815 |
7 | 3978 |
8 | 7665 |
9 | 13464 |
10 | 22059 |
11 | 34230 |
12 | 50853 |
13 | 72900 |
14 | 101439 |
15 | 137634 |
16 | 182745 |
17 | 238128 |
18 | 305235 |
19 | 385614 |
20 | 480909 |
21 | 592860 |
22 | 723303 |
23 | 874170 |
24 | 1047489 |
25 | 1245384 |
26 | 1470075 |
27 | 1723878 |
28 | 2009205 |
29 | 2328564 |
30 | 2684559 |
31 | 3079890 |
32 | 3517353 |
33 | 3999840 |
34 | 4530339 |
35 | 5111934 |
36 | 5747805 |
37 | 6441228 |
38 | 7195575 |
[0,3,30,189,684,1815,3978,7665,13464,22059,34230, 50853,72900,101439,137634,182745,238128,305235, 385614,480909,592860,723303,874170,1047489, 1245384,1470075,1723878,2009205,2328564,2684559, 3079890,3517353,3999840,4530339,5111934,5747805, 6441228,7195575] |